{"id":"https://openalex.org/W2065596205","doi":"https://doi.org/10.1016/s0097-3165(03)00093-1","title":"Affine semipartial geometries and projections of quadrics","display_name":"Affine semipartial geometries and projections of quadrics","publication_year":2003,"publication_date":"2003-06-21","ids":{"openalex":"https://openalex.org/W2065596205","doi":"https://doi.org/10.1016/s0097-3165(03)00093-1","mag":"2065596205"},"language":"en","primary_location":{"id":"doi:10.1016/s0097-3165(03)00093-1","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0097-3165(03)00093-1","pdf_url":null,"source":{"id":"https://openalex.org/S128556326","display_name":"Journal of Combinatorial Theory Series A","issn_l":"0097-3165","issn":["0097-3165","1096-0899"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Combinatorial Theory, Series A","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109134604","display_name":"Matthew R. Brown","orcid":null},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Matthew R. Brown","raw_affiliation_strings":["Department of Pure Mathematics and Computer Algebra, Ghent University, Galglaan 2, B-9000 Gent, Belgium","Department of Pure Mathematics And Computer Algebra, Ghent University, Galglaan 2, B\u20109000 Gent, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Pure Mathematics and Computer Algebra, Ghent University, Galglaan 2, B-9000 Gent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Department of Pure Mathematics And Computer Algebra, Ghent University, Galglaan 2, B\u20109000 Gent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050010739","display_name":"Frank De Clerck","orcid":null},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Frank De Clerck","raw_affiliation_strings":["Department of Pure Mathematics and Computer Algebra, Ghent University, Galglaan 2, B-9000 Gent, Belgium","Department of Pure Mathematics And Computer Algebra, Ghent University, Galglaan 2, B\u20109000 Gent, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Pure Mathematics and Computer Algebra, Ghent University, Galglaan 2, B-9000 Gent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Department of Pure Mathematics And Computer Algebra, Ghent University, Galglaan 2, B\u20109000 Gent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039129839","display_name":"Mario Delanote","orcid":null},"institutions":[{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Mario Delanote","raw_affiliation_strings":["Department of Pure Mathematics and Computer Algebra, Ghent University, Galglaan 2, B-9000 Gent, Belgium","Department of Pure Mathematics And Computer Algebra, Ghent University, Galglaan 2, B\u20109000 Gent, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Pure Mathematics and Computer Algebra, Ghent University, Galglaan 2, B-9000 Gent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Department of Pure Mathematics And Computer Algebra, Ghent University, Galglaan 2, B\u20109000 Gent, Belgium","institution_ids":["https://openalex.org/I32597200"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5039129839","https://openalex.org/A5050010739","https://openalex.org/A5109134604"],"corresponding_institution_ids":["https://openalex.org/I32597200"],"apc_list":{"value":3320,"currency":"USD","value_usd":3320},"apc_paid":null,"fwci":1.1052,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.73472505,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"103","issue":"2","first_page":"281","last_page":"289"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10849","display_name":"Finite Group Theory Research","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10849","display_name":"Finite Group Theory Research","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9803000092506409,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/quadric","display_name":"Quadric","score":0.9295957088470459},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6492983102798462},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.6376129388809204},{"id":"https://openalex.org/keywords/affine-transformation","display_name":"Affine transformation","score":0.6330884695053101},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.5967974066734314},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.5874386429786682},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5211917757987976},{"id":"https://openalex.org/keywords/type","display_name":"Type (biology)","score":0.4138435423374176},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.1211538016796112},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.04859447479248047}],"concepts":[{"id":"https://openalex.org/C2779219049","wikidata":"https://www.wikidata.org/wiki/Q852117","display_name":"Quadric","level":2,"score":0.9295957088470459},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6492983102798462},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.6376129388809204},{"id":"https://openalex.org/C92757383","wikidata":"https://www.wikidata.org/wiki/Q382497","display_name":"Affine transformation","level":2,"score":0.6330884695053101},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.5967974066734314},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.5874386429786682},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5211917757987976},{"id":"https://openalex.org/C2777299769","wikidata":"https://www.wikidata.org/wiki/Q3707858","display_name":"Type (biology)","level":2,"score":0.4138435423374176},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1211538016796112},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.04859447479248047},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0097-3165(03)00093-1","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0097-3165(03)00093-1","pdf_url":null,"source":{"id":"https://openalex.org/S128556326","display_name":"Journal of Combinatorial Theory Series A","issn_l":"0097-3165","issn":["0097-3165","1096-0899"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Combinatorial Theory, Series A","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W135238265","https://openalex.org/W1535863027","https://openalex.org/W1565547311","https://openalex.org/W1583183878","https://openalex.org/W1770792043","https://openalex.org/W1973520762","https://openalex.org/W1977209878","https://openalex.org/W1989564692","https://openalex.org/W2046261350","https://openalex.org/W2050248975","https://openalex.org/W2080534694","https://openalex.org/W2321262614","https://openalex.org/W2788009503","https://openalex.org/W4210390212","https://openalex.org/W4243750351","https://openalex.org/W6634960798"],"related_works":["https://openalex.org/W2384882317","https://openalex.org/W2037264771","https://openalex.org/W2950567443","https://openalex.org/W2327777938","https://openalex.org/W2116952306","https://openalex.org/W3017621005","https://openalex.org/W1660957572","https://openalex.org/W1982642009","https://openalex.org/W2071133048","https://openalex.org/W2963286720"],"abstract_inverted_index":null,"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2026-03-10T14:07:55.174380","created_date":"2025-10-10T00:00:00"}